import logging
from redis import StrictRedis
from datetime import timedelta
from flask_sqlalchemy import SQLAlchemy
#设置配置信息
class Config(object):
    SECRET_KEY="fjkdsajkdsjalwal"
    DEBUG = True

    #1,数据库的配置信息
    SQLALCHEMY_DATABASE_URI ="mysql://root:mysql@127.0.0.1:3306/info11"
    SQLAlchemy_TRACK_MODIFICATIONS=False
    #2.redis 配置
    REDIS_HOST = "127.0.0.1"
    REDIS_PORT = 6379
    #3,配置session信息
    SESSION_TYPE = "redis"
    SESSION_REDIS = StrictRedis(host=REDIS_HOST,port = REDIS_PORT)
    SESSION_USE_SIGNER = True
    PERMANENT_SESSION_LIFETIME = timedelta(days=2)

    #默认的日志级别
    LEVEL = logging.DEBUG
#开发环境
class DevelopConfig(Config):
    pass

#生产环境（线上环境）
class ProductConfig(Config):
    DEBUG = False
    LEVEL = logging.ERROR

#测试环境
class TestingConfig(Config):
    TESTING=True

#提供一个容器（字典）去管理所有的配置类
config_dict={
    "develop":DevelopConfig,
    "product":ProductConfig,
    "testing":TestingConfig
}